New research suggests that volcanoes were still erupting on the moon when dinosaurs roamed Earth. Researchers based their conclusion on an analysis of tiny glass beads brought back from the moon by a Chinese spacecraft.
The leading hypothesis is that the moon was formed when a massive asteroid smashed into the earth and blasted a huge chunk of the earth into space, and that became the moon. If true then the moon's birth and younger existence was wildly cataclysmic